From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52736) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WDhxA-0005uJ-Vt for qemu-devel@nongnu.org; Wed, 12 Feb 2014 17:06:53 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WDhx5-0002AX-RR for qemu-devel@nongnu.org; Wed, 12 Feb 2014 17:06:48 -0500 Received: from paradis.irqsave.net ([62.212.105.220]:49841) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WDhx5-00029y-D3 for qemu-devel@nongnu.org; Wed, 12 Feb 2014 17:06:43 -0500 From: =?UTF-8?q?Beno=C3=AEt=20Canet?= Date: Wed, 12 Feb 2014 23:06:35 +0100 Message-Id: <1392242799-16364-9-git-send-email-benoit.canet@irqsave.net> In-Reply-To: <1392242799-16364-1-git-send-email-benoit.canet@irqsave.net> References: <1392242799-16364-1-git-send-email-benoit.canet@irqsave.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH V17 08/12] quorum: Add quorum_invalidate_cache(). List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, famz@redhat.com, =?UTF-8?q?Beno=C3=AEt=20Canet?= , mreitz@redhat.com, stefanha@redhat.com From: Beno=C3=AEt Canet We really want that live migration works with quorum so implement quorum_invalidate_cache(). Signed-off-by: Benoit Canet Reviewed-by: Max Reitz --- block/quorum.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/block/quorum.c b/block/quorum.c index 2e54921..5f8f626 100644 --- a/block/quorum.c +++ b/block/quorum.c @@ -624,6 +624,16 @@ static int64_t quorum_getlength(BlockDriverState *bs= ) return result; } =20 +static void quorum_invalidate_cache(BlockDriverState *bs) +{ + BDRVQuorumState *s =3D bs->opaque; + int i; + + for (i =3D 0; i < s->num_children; i++) { + bdrv_invalidate_cache(s->bs[i]); + } +} + static BlockDriver bdrv_quorum =3D { .format_name =3D "quorum", .protocol_name =3D "quorum", @@ -634,6 +644,7 @@ static BlockDriver bdrv_quorum =3D { =20 .bdrv_aio_readv =3D quorum_aio_readv, .bdrv_aio_writev =3D quorum_aio_writev, + .bdrv_invalidate_cache =3D quorum_invalidate_cache, }; =20 static void bdrv_quorum_init(void) --=20 1.8.3.2